These are some itinerary examples shown here. Referring to those, we are here to customize your original itinerary.
Day 1-3 Tokyo
Day 4-5 Hakone
Day 6 Nagoya
Day 7-8 Takayama
Day 9-11 Kyoto
Day 12 Hiroshima
Day 13 Miyajima
Day 14 Tokyo or Osaka
Day 1 Takamatsu
Day 2 Awa/Tokushima
Day 3 Hisawa/Muroto
Day 4 Oboke/Koboke
Day 5 Matsuyama
Day 6 Ozu/Uwajima
Day 7 Kumakogen
Day 8 Ashizuri
Day 9 Shimanto
Day 10 Kochi
Day 1 Hakata
Day 2 Kurume
Day 3 Beppu
Day 4 Takachiho
Day 5 Siiba village
Day 6 Miyazaki
Day 7 Kanoya
Day 8 Ibusuki